产品名称

英文名称：3,4-Diethoxy-3-cyclobutene-1,2-dione

同义词

3,4-Diethoxy-3-cyclobutene-1,2-dione、5231-87-8、Diethyl squarate、3,4-diethoxycyclobut-3-ene-1,2-dione、Squaric acid diethyl ester、3-Cyclobutene-1,2-dione, 3,4-diethoxy-、1,2-diethoxycyclobutenedione、diethoxycyclobut-3-ene-1,2-dione、MFCD00001333、Diethoxycyclo、方酸二乙酯、四方酸二乙酯、3,4-二乙氧基-环丁-3-烯-1,2-二酮

产品性质

CAS编号：5231-87-8

分子式：C8H10O4

分子量：170.16

Beilstein号：640626

PubChem编号：123228

别名：方酸二乙酯|四方酸二乙酯、3,4-二乙氧基-环丁-3-烯-1,2-二酮

英文别名：3,4-Diethoxy-3-cyclobutene-1,2-dione|5231-87-8|Diethyl squarate|3,4-diethoxycyclobut-3-ene-1,2-dione|Squaric acid diethyl ester|3-Cyclobutene-1,2-dione, 3,4-diethoxy-|1,2-diethoxycyclobutenedione|diethoxycyclobut-3-ene-1,2-dione|MFCD00001333|Diethoxycyclo

规格或纯度：>98.0%(GC)

英文名称：3,4-Diethoxy-3-cyclobutene-1,2-dione

储存温度：2-8°C储存,充氩

运输条件：冰袋运输

产品介绍：产品介绍3,4-二乙氧基-3-环丁烯-1,2-二酮（方酸二乙酯）与糖胺（通过还原低聚糖形成）的反应已被研究。所形成的衍生物与氨基官能化的脂质、固体或蛋白相连。用途3,4-二乙氧基-3-环丁烯-1,2-二酮可用作合成呋喃酮和醌的起始材料。它会经过胺和不饱和有机硅烷的乙氧基取代。Product IntroductionThe reaction of 3,4-diethoxy-3-cyclobutene-1,2-dione (diethyl squarate) with glycoamines (formed by reducing oligosaccharides) has been studied. The resulting derivatives are linked to amino functionalized lipids, solids or proteins.Application3,4-diethoxy-3-cyclobutene-1,2-dione can be used as a starting material for the synthesis of furanone and quinone. It is substituted by the ethoxyl group of amine and unsaturated organosilane.

IUPAC Name：3,4-diethoxycyclobut-3-ene-1,2-dione

INCHI：InChI=1S/C8H10O4/c1-3-11-7-5(9)6(10)8(7)12-4-2/h3-4H2,1-2H3

InChi Key：DFSFLZCLKYZYRD-UHFFFAOYSA-N

Canonical SMILES：CCOC1=C(C(=O)C1=O)OCC

Isomeric SMILES：CCOC1=C(C(=O)C1=O)OCC

WGK Germany：3

RTECS：GU1772466

PubChem CID：123228

Reaxy-Rn：640626

密度：1.15

敏感性：对湿度、热敏感

折光率：1.509

闪点(℉)：230 °F

闪点(℃)：110 °C

沸点：95 °C

熔点：13-18 °C

象形图：

信号词：Danger

危险声明：H315 Causes skin irritationH319 Causes serious eye irritationH335 May cause respiratory irritationH301 Toxic if swallowedH317 May cause an allergic skin reactionH334 May cause allergy or asthma symptoms or breathing difficulties if inhaledH312 Harmful in contact with skin

预防措施声明：P261,P305+P351+P338,P280,P302+P352,P321,P405,P501,P264,P284,P271,P270,P304+P340,P403+P233,P272,P333+P313,P362+P364,P330,P264+P265,P301+P316,P317,P337+P317,P332+P317,P319,P342+P316

个人防护装备：Eyeshields， Faceshields， full-face respirator (US)， Gloves， multi-purpose combination respirator cartridge (US)， type ABEK (EN14387) respirator filter

产品包装